The interface class now allows QgisApp access via app().

This was necessary to allow plug-ins to connect() to various QgisApp slots and
signals.  Since this somewhat short-circuits the need for the QgisInterface
classes, this might indicate the need for design refactoring.


git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@2267 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/qgisiface.cpp

@@ -133,3 +133,10 @@ QgsMapLayerRegistry * QgisIface::getLayerRegistry()
 {
   return qgis->getLayerRegistry();
 }
+
+
+QgisApp * 
+QgisIface::app()
+{
+    return qgis;
+} // QgisIface::app()

src/qgisiface.h

@@ -85,6 +85,21 @@ class QgisIface : public QgisInterface{
         QgsMapCanvas * getMapCanvas();	
         /** Return a pointer to the map layer registry */
         QgsMapLayerRegistry * getLayerRegistry();	
+
+
+        /** Gives access to main QgisApp object
+
+          Even though this class is supposed to act as a Facade for the
+          QgisApp, the plug-ins need direct access to the application object
+          for their connect() calls.
+
+          @todo XXX this may call into question the current need for this
+          interface?  Maybe these connect() calls can be done in some other
+          less intrusive way?
+
+        */
+        QgisApp * app();
+
     private:
 
         /// QgisIface aren't copied